Telephone base



FIG. 1 is a front, top, and left side perspective view of a telephone base showing my new design;

FIG. 2 is a rear elevational view;

FIG. 3 is a bottom plan view;

FIG. 4 is a right side elevational view in an alternate position for use; and,

FIG. 5 is a perspective view thereof in an alternate position for use. 

The ornamental design for a telephone base, as shown and described. 